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55467230 = 2571360953
BaseRepresentation
bin1101001110010…
…1110011011110
310212101000201212
43103211303132
5103144422410
65300504422
71242315020
oct323456336
9125330655
1055467230
1129345395
12166ab112
13b650a60
14751c010
154d09b05
hex34e5cde

55467230 has 32 divisors (see below), whose sum is σ = 122883264. Its totient is φ = 17554176.

The previous prime is 55467229. The next prime is 55467233. The reversal of 55467230 is 3276455.

It is a super-2 number, since 2×554672302 = 6153227207745800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55467233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29567 + ... + 31386.

It is an arithmetic number, because the mean of its divisors is an integer number (3840102).

Almost surely, 255467230 is an apocalyptic number.

55467230 is an abundant number, since it is smaller than the sum of its proper divisors (67416034).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55467230 is a wasteful number, since it uses less digits than its factorization.

55467230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60980.

The product of its (nonzero) digits is 25200, while the sum is 32.

The square root of 55467230 is about 7447.6325097309. The cubic root of 55467230 is about 381.3690918823.

The spelling of 55467230 in words is "fifty-five million, four hundred sixty-seven thousand, two hundred thirty".

Divisors: 1 2 5 7 10 13 14 26 35 65 70 91 130 182 455 910 60953 121906 304765 426671 609530 792389 853342 1584778 2133355 3961945 4266710 5546723 7923890 11093446 27733615 55467230